1900515806

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{433}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 3497776128

約数和(自身を除く): 1597260322

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 317, 322, 433, 602, 634, 866, 989, 1978, 2219, 3031, 4438, 6062, 6923, 7291, 9959, 13631, 13846, 14582, 18619, 19918, 27262, 37238, 51037, 69713, 95417, 102074, 130333, 137261, 139426, 190834, 260666, 274522, 313513, 428237, 627026, 856474, 960827, 1921654, 2194591, 2997659, 3157003, 4389182, 5902223, 5995318, 6314006, 11804446, 22099021, 41315561, 44198042, 82631122, 135751129, 271502258, 950257903, 1900515806]

約数ペア:

[(1, 1900515806), (2, 950257903), (7, 271502258), (14, 135751129), (23, 82631122), (43, 44198042), (46, 41315561), (86, 22099021), (161, 11804446), (301, 6314006), (317, 5995318), (322, 5902223), (433, 4389182), (602, 3157003), (634, 2997659), (866, 2194591), (989, 1921654), (1978, 960827), (2219, 856474), (3031, 627026), (4438, 428237), (6062, 313513), (6923, 274522), (7291, 260666), (9959, 190834), (13631, 139426), (13846, 137261), (14582, 130333), (18619, 102074), (19918, 95417), (27262, 69713), (37238, 51037)]